#include<stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>


int GetNextCharMain() 
{ 

#ifdef FILEIO
  //  freopen("in.txt","r",stdin); 
  freopen("out.txt","w",stdout); 
#endif

  
  

#ifdef FILEIO
  //fclose(stdin);
  fclose(stdout);
#endif  
  
  return 0; 
}
